Coldwell Banker Gundaker can help you find Jefferson County, MO homes for sale, condos, rentals and open houses. Refine your Jefferson County real estate search results by price, property type, bedrooms, baths and other features. Need more information? View Coldwell Banker Gundaker Jefferson County real estate agents or offices and let us help you find the perfect property. We also have area guides that show more information about properties in Jefferson County, MO.